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Official data from INPI

ELEMENTO DE ESTOFAMENTO AMORTECEDOR PROTETOR

Em AnáliseInvention Patent

Application data

Number

PI8507136

Type

Invention Patent

Filing

12/16/1985

Publication

07/14/1987

Progress at the INPI

  1. Filing12/16/85
  2. Publication07/14/87
  3. Examination07/12/88
  4. Allowance07/11/89
  5. Grant02/06/90
  6. Terminated03/10/92

The patent was granted on 02/06/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sonda s.r.l.

IT

Inventors

C. Z. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

24165 A/84 · 12/21/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

11/14/1989

RPI 995

Deferimento

#9.1

07/11/1989

RPI 977

Solicitação de exame técnico

#4.1

07/12/1988

RPI 925

Notificação de entrada na fase nacional - PCT

#1.3

07/14/1987

RPI 873

Anuidade - prazo legal encerrado

#18.2

03/10/1992

RPI 1110

Concessão da patente

#16.1

02/06/1990

RPI 1005

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